dridex | c25a9b12e89a3b3fc488263dd6f9ad4dd729be93ece323f30e4d3b6a9acd033f

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:21

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General

Target

JaffaCakes118_c25a9b12e89a3b3fc488263dd6f9ad4dd729be93ece323f30e4d3b6a9acd033f.dll
Size

188KB
MD5

462256c966f2431e23f9dfad328074ec
SHA1

82a2585afc5583e05c336da60527d59f072e7a6a
SHA256

c25a9b12e89a3b3fc488263dd6f9ad4dd729be93ece323f30e4d3b6a9acd033f
SHA512

c4abeb19ab45fde16ce0128479df07178700093d953d02c7649b2313600639639b77291d7f6a787b82f44059b388851675cd315d8d8dca110e13187c7b967fc4
SSDEEP

3072:YteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzF9qM:cq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2256-1-0x0000000074A10000-0x0000000074A40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2256	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 2256	1692	rundll32.exe	30
PID 1692 wrote to memory of 2256	1692	rundll32.exe	30
PID 1692 wrote to memory of 2256	1692	rundll32.exe	30
PID 1692 wrote to memory of 2256	1692	rundll32.exe	30
PID 1692 wrote to memory of 2256	1692	rundll32.exe	30
PID 1692 wrote to memory of 2256	1692	rundll32.exe	30
PID 1692 wrote to memory of 2256	1692	rundll32.exe	30
PID 2256 wrote to memory of 2788	2256	rundll32.exe	31
PID 2256 wrote to memory of 2788	2256	rundll32.exe	31
PID 2256 wrote to memory of 2788	2256	rundll32.exe	31
PID 2256 wrote to memory of 2788	2256	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c25a9b12e89a3b3fc488263dd6f9ad4dd729be93ece323f30e4d3b6a9acd033f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c25a9b12e89a3b3fc488263dd6f9ad4dd729be93ece323f30e4d3b6a9acd033f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 300
    3⤵
    - Program crash
    PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2256-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2256-1-0x0000000074A10000-0x0000000074A40000-memory.dmp

Filesize
192KB

Download
memory/2256-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download